would that be radiating energy? would that energy have a frequency? yes. would that frequency be doubled? no. check your neighbor. yeah. ah. hey, gang. would the temperature be-- would the frequency be doubled? get right to that point. get right to that question. the question is: wouldn't that work best for kelvin? yeah. honey, it will only work for kelvin because one degree celsius is not twice as hot as two is-- i should say two degrees celsius is not twice as hot as one degree celsius. see, to say twice as hot is to imply twice the internal energy. try this one. the waitress brings over some coffee because you've ordered coffee with your apple pie, and you say, "oh, i'd like the coffee really hot." and she brings it over, and you put your trusty thermometer in, and, son of a gun, it's iced coffee. ice cubes and everything. it's zero degrees celsius. and you say to the waitress, "no, i know you're busy and all, "but could you give me some coffee that's hotter than this?" she says, "how hot do you want it?" i said, "well, i'd like to drink it twice as hot